:root {
  --bg: #f3ecdf;
  --paper: #fbf5ea;
  --paper-strong: #fffaf0;
  --paper-muted: #e9e0cc;
  --ink: #12110d;
  --ink-soft: #5e5a50;
  --line: #c8c0b2;
  --line-strong: #1b1914;
  --accent: #d85b31;
  --accent-cool: #2956d1;
  --accent-green: #2f8564;
  --accent-gold: #d79a1e;
  --accent-rose: #bb4468;
  --warning: #a34524;
  --success: #2f6b50;
  --shell: min(1320px, calc(100vw - 2.5rem));
  --font-body: "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --font-mono: "SFMono-Regular", "Roboto Mono", Consolas, "Liberation Mono", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 8%, rgba(216, 91, 49, 0.2), transparent 22%),
    radial-gradient(circle at 84% 14%, rgba(41, 86, 209, 0.18), transparent 26%),
    radial-gradient(circle at 72% 68%, rgba(47, 133, 100, 0.14), transparent 28%),
    linear-gradient(180deg, #f6efe4 0%, #f0e7d9 48%, #efe7da 100%);
  line-height: 1.58;
  letter-spacing: -0.01em;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(18, 17, 13, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 17, 13, 0.032) 1px, transparent 1px);
  background-size: 100% 42px, 54px 100%;
  opacity: 0.38;
}

body::after {
  content: "";
  position: fixed;
  right: -9vw;
  top: 3rem;
  width: 38rem;
  height: 38rem;
  background:
    radial-gradient(circle at center, rgba(41, 86, 209, 0.08) 0, rgba(41, 86, 209, 0.08) 34%, transparent 35%),
    radial-gradient(circle at center, transparent 0, transparent 54%, rgba(216, 91, 49, 0.16) 55%, rgba(216, 91, 49, 0.16) 56%, transparent 57%),
    radial-gradient(circle at center, transparent 0, transparent 72%, rgba(47, 133, 100, 0.12) 73%, rgba(47, 133, 100, 0.12) 74%, transparent 75%);
  border-radius: 50%;
  pointer-events: none;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration-color: rgba(38, 71, 184, 0.36);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-color: currentColor;
}

button,
summary {
  font: inherit;
}

summary {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.site-shell {
  width: var(--shell);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -10rem;
  padding: 0.8rem 1rem;
  background: var(--ink);
  color: var(--paper-strong);
  z-index: 2000;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background:
    linear-gradient(90deg, rgba(216, 91, 49, 0.08), rgba(41, 86, 209, 0.04) 28%, rgba(251, 245, 234, 0.94) 58%),
    rgba(243, 236, 223, 0.96);
  border-top: 3px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

.header-bar {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 2fr) auto;
  gap: 2rem;
  align-items: end;
  padding: 0.9rem 0 1rem;
}

.brand {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.95rem;
  text-decoration: none;
}

.brand__mark {
  display: inline-grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: 2px solid var(--ink);
  background: var(--paper-strong);
  font-family: var(--font-mono);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.brand__text {
  display: grid;
  gap: 0.08rem;
  max-width: 25rem;
}

.brand__text strong {
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand__edition,
.brand__text span {
  font-size: 0.76rem;
  line-height: 1.35;
  color: var(--ink-soft);
}

.site-nav ul,
.footer-links,
.bullet-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  align-self: center;
}

.site-nav ul {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem 0.9rem;
  justify-content: center;
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.1rem 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
}

.site-nav__link.is-active,
.site-nav__link:hover {
  color: var(--ink);
  border-color: var(--accent);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--ink);
  background: var(--paper-strong);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.menu-panel {
  display: none;
}

.menu-panel summary {
  list-style: none;
  min-height: 2.65rem;
  padding: 0.72rem 1rem;
  border: 1.5px solid var(--ink);
  background: var(--paper-strong);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.menu-panel[open] nav {
  margin-top: 0.8rem;
  padding: 1rem;
  border: 2px solid var(--ink);
  background: var(--paper-strong);
}

.menu-panel ul {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.72rem 1rem;
  border: 1.5px solid var(--ink);
  background: var(--paper-strong);
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary,
.button--header {
  color: var(--paper-strong);
}

.button--primary {
  background: linear-gradient(135deg, var(--accent), #c74829);
  border-color: var(--accent);
}

.button--header {
  background: linear-gradient(135deg, var(--accent-cool), #193ba0);
  border-color: var(--accent-cool);
}

.button--secondary {
  background: linear-gradient(135deg, rgba(41, 86, 209, 0.08), rgba(255, 255, 255, 0.46));
}

.button--ghost {
  background: rgba(255, 255, 255, 0.2);
}

.button--block {
  width: 100%;
}

.breadcrumbs {
  padding-top: 1rem;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0;
  margin: 0;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 0.4rem;
}

.hero,
.page-hero,
.section-block {
  position: relative;
}

.hero--home {
  padding: 2.8rem 0 1.6rem;
}

.hero__grid,
.page-hero__inner,
.split-layout,
.venue-card,
.speaker-card,
.sponsor-card {
  display: grid;
  gap: 1.5rem;
}

.hero__grid {
  grid-template-columns: minmax(0, 1.45fr) minmax(340px, 0.82fr);
  align-items: start;
  gap: 2.2rem;
}

.hero__copy {
  display: grid;
  gap: 0.95rem;
}

.hero__kicker,
.section-eyebrow,
.page-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero__kicker,
.section-eyebrow,
.page-hero__eyebrow {
  color: var(--ink-soft);
}

.panel__eyebrow {
  margin: 0 0 0.45rem;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink);
}

.hero__mast {
  display: grid;
  gap: 0.85rem;
  padding: 1rem 1.1rem 1.15rem;
  border-top: 3px solid var(--ink);
  border-bottom: 1px solid var(--line-strong);
  background:
    linear-gradient(90deg, rgba(216, 91, 49, 0.16), rgba(216, 91, 49, 0.04) 26%, rgba(41, 86, 209, 0.1) 62%, rgba(47, 133, 100, 0.08) 100%),
    var(--paper-strong);
}

.hero__copy h1,
.page-hero h1,
.site-footer h2,
.section-heading h2,
.committee-section h2,
.venue-card__copy h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 0.9;
  letter-spacing: -0.045em;
  margin: 0;
}

.hero__copy h1 {
  display: grid;
  gap: 0.2rem;
  font-size: clamp(4.5rem, 13vw, 9rem);
}

.hero__title-word {
  display: block;
}

.hero__title-year {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 1.8vw, 1.4rem);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero__subtitle {
  max-width: 34rem;
  margin: 0;
  font-size: 1rem;
  color: #4e4a42;
}

.hero__lead {
  margin: 0.2rem 0 0;
  max-width: 36rem;
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  line-height: 1.08;
}

.hero__summary,
.lead,
.section-heading p,
.page-hero .lead,
.text-flow p,
.announcement p,
.speaker-card p,
.sponsor-card p,
.contact-card p,
.registration-card p,
.committee-card span,
.faq-item p {
  margin: 0;
  color: var(--ink-soft);
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.75rem;
}

.panel,
.metric-card,
.date-card,
.announcement,
.speaker-card,
.registration-card,
.sponsor-card,
.contact-card,
.committee-role,
.faq-item,
.empty-state,
.page-hero__meta {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0)), var(--paper);
  border: 1.5px solid var(--ink);
  box-shadow: none;
}

.panel::before,
.metric-card::before,
.date-card::before,
.announcement::before,
.speaker-card::before,
.registration-card::before,
.sponsor-card::before,
.contact-card::before,
.committee-role::before,
.faq-item::before,
.empty-state::before,
.page-hero__meta::before {
  content: "";
  position: absolute;
  inset: 0.45rem;
  border: 1px solid rgba(18, 17, 13, 0.08);
  pointer-events: none;
}

.hero__panel,
.announcement,
.speaker-card,
.registration-card,
.sponsor-card,
.contact-card,
.committee-role,
.empty-state,
.page-hero__meta {
  padding: 1.25rem;
}

.hero__panel {
  display: grid;
  gap: 1rem;
  background:
    linear-gradient(145deg, rgba(41, 86, 209, 0.1), rgba(216, 91, 49, 0.1) 48%, rgba(47, 133, 100, 0.08)),
    var(--paper);
}

.hero__panel-head {
  display: grid;
  gap: 0.35rem;
}

.hero__panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2.35rem;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero__orbit {
  padding: 0.65rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--accent-cool);
}

.hero__orbit svg {
  width: 100%;
  height: auto;
}

.fact-list {
  display: grid;
  gap: 0.75rem;
  margin: 0;
}

.fact-list div {
  display: grid;
  gap: 0.1rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--line);
}

.fact-list dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.fact-list dd {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.bullet-list {
  display: grid;
  gap: 0.7rem;
}

.bullet-list li {
  position: relative;
  padding-left: 1rem;
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68rem;
  width: 0.38rem;
  height: 0.38rem;
  background: var(--accent);
}

.bullet-list--dense {
  gap: 0.55rem;
  font-size: 0.95rem;
}

.metric-strip,
.stat-strip,
.card-grid,
.date-list,
.footer-grid,
.committee-grid,
.faq-groups {
  display: grid;
  gap: 1rem;
}

.metric-strip,
.stat-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 1.2rem;
}

.metric-card {
  display: grid;
  gap: 0.3rem;
  padding: 1rem 1rem 1.1rem;
  background: var(--paper-strong);
}

.metric-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.1rem);
  line-height: 0.9;
}

.metric-card span {
  color: var(--ink-soft);
}

.metric-card:nth-child(1) {
  background: linear-gradient(135deg, rgba(216, 91, 49, 0.18), rgba(255, 255, 255, 0.18)), var(--paper-strong);
}

.metric-card:nth-child(2) {
  background: linear-gradient(135deg, rgba(41, 86, 209, 0.18), rgba(255, 255, 255, 0.18)), var(--paper-strong);
}

.metric-card:nth-child(3) {
  background: linear-gradient(135deg, rgba(47, 133, 100, 0.18), rgba(255, 255, 255, 0.18)), var(--paper-strong);
}

.metric-card:nth-child(4) {
  background: linear-gradient(135deg, rgba(215, 154, 30, 0.18), rgba(255, 255, 255, 0.18)), var(--paper-strong);
}

.section-block {
  padding: 2rem 1rem 1.1rem;
  overflow: hidden;
}

.section-block::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--ink);
}

.content-stack > .section-block:nth-child(4n + 1) {
  background: linear-gradient(90deg, rgba(216, 91, 49, 0.1), rgba(255, 255, 255, 0) 38%);
}

.content-stack > .section-block:nth-child(4n + 2) {
  background: linear-gradient(90deg, rgba(41, 86, 209, 0.09), rgba(255, 255, 255, 0) 40%);
}

.content-stack > .section-block:nth-child(4n + 3) {
  background: linear-gradient(90deg, rgba(47, 133, 100, 0.08), rgba(255, 255, 255, 0) 40%);
}

.content-stack > .section-block:nth-child(4n + 4) {
  background: linear-gradient(90deg, rgba(215, 154, 30, 0.09), rgba(255, 255, 255, 0) 40%);
}

.section-block + .section-block {
  margin-top: 3.2rem;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(9rem, 11rem) minmax(0, 1fr);
  gap: 1rem 1.6rem;
  align-items: start;
  margin-bottom: 1.7rem;
}

.section-heading__body {
  display: grid;
  gap: 0.55rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line-strong);
}

.section-heading h2,
.committee-section h2,
.page-hero h1,
.venue-card__copy h3 {
  font-size: clamp(2.2rem, 5vw, 4rem);
}

.text-flow {
  display: grid;
  gap: 1rem;
  max-width: 54rem;
}

.split-layout {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.88fr);
  align-items: start;
}

.aside-card {
  padding: 1.25rem;
}

.date-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.date-card {
  display: grid;
  gap: 0.55rem;
  padding: 1.05rem 1rem 1.2rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0) 70%), var(--paper);
}

.date-card__date {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.7rem;
  line-height: 0.96;
  color: var(--ink);
}

.date-card__meta,
.announcement__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.announcement__meta strong {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}

.announcement h3,
.track-card h3,
.speaker-card h3,
.registration-card h3,
.sponsor-card h3,
.contact-card h3,
.empty-state h3,
.committee-role h3 {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.15;
}

.card-grid--announcements {
  grid-template-columns: 1fr;
}

.announcement {
  display: grid;
  gap: 0.7rem;
  padding-left: 1.25rem;
  border-left-width: 8px;
}

.announcement--warning {
  border-left-color: var(--warning);
  background: linear-gradient(135deg, rgba(163, 69, 36, 0.13), rgba(255, 255, 255, 0.04) 58%), var(--paper);
}

.announcement--info {
  border-left-color: var(--accent-cool);
  background: linear-gradient(135deg, rgba(41, 86, 209, 0.13), rgba(255, 255, 255, 0.04) 58%), var(--paper);
}

.announcement--critical {
  border-left-color: var(--accent);
  background: linear-gradient(135deg, rgba(216, 91, 49, 0.14), rgba(255, 255, 255, 0.04) 58%), var(--paper);
}

.announcement__body {
  font-size: 0.98rem;
}

.status-badge {
  min-height: auto;
  padding: 0.28rem 0.55rem;
  font-size: 0.68rem;
}

.status-badge--upcoming {
  background: rgba(38, 71, 184, 0.08);
  color: var(--accent-cool);
}

.status-badge--today {
  background: rgba(47, 107, 80, 0.1);
  color: var(--success);
}

.status-badge--passed {
  background: rgba(18, 17, 13, 0.07);
  color: var(--ink-soft);
}

.status-badge--planned {
  background: rgba(216, 154, 30, 0.12);
  color: #8a5f00;
}

.status-badge--open {
  background: rgba(47, 133, 100, 0.12);
  color: var(--success);
}

.card-grid--tracks,
.card-grid--contacts,
.card-grid--registration {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid--speakers {
  grid-template-columns: 1fr;
}

.card-grid--sponsors {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.track-card {
  display: grid;
  gap: 0.75rem;
  padding: 1.2rem;
  background: var(--paper);
  border: 1.5px solid var(--ink);
}

.track-card:nth-child(6n + 1) {
  background: linear-gradient(135deg, rgba(216, 91, 49, 0.16), rgba(255, 255, 255, 0.05)), var(--paper);
}

.track-card:nth-child(6n + 2) {
  background: linear-gradient(135deg, rgba(41, 86, 209, 0.15), rgba(255, 255, 255, 0.05)), var(--paper);
}

.track-card:nth-child(6n + 3) {
  background: linear-gradient(135deg, rgba(47, 133, 100, 0.15), rgba(255, 255, 255, 0.05)), var(--paper);
}

.track-card:nth-child(6n + 4) {
  background: linear-gradient(135deg, rgba(215, 154, 30, 0.15), rgba(255, 255, 255, 0.05)), var(--paper);
}

.track-card:nth-child(6n + 5) {
  background: linear-gradient(135deg, rgba(187, 68, 104, 0.14), rgba(255, 255, 255, 0.05)), var(--paper);
}

.track-card:nth-child(6n + 6) {
  background: linear-gradient(135deg, rgba(94, 90, 80, 0.13), rgba(255, 255, 255, 0.05)), var(--paper);
}

.venue-card {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.95fr);
  align-items: stretch;
  padding: 1.25rem;
}

.venue-card__copy {
  display: grid;
  align-content: start;
  gap: 0.85rem;
}

.speaker-card {
  grid-template-columns: minmax(220px, 0.86fr) minmax(0, 1fr);
  padding: 0;
  gap: 0;
  overflow: hidden;
}

.speaker-card img,
.sponsor-card img,
.venue-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: 0;
}

.speaker-card__content,
.sponsor-card__content {
  display: grid;
  gap: 0.65rem;
  align-content: start;
  padding: 1.2rem 1.25rem;
}

.speaker-card__affiliation,
.speaker-card__talk,
.table-note,
.sponsor-card__content a,
.contact-card a,
.footer-links a {
  color: var(--ink-soft);
}

.speaker-card__role,
.sponsor-card__tier {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.speaker-card__role {
  color: var(--accent-cool);
}

.speaker-card__talk {
  color: var(--accent-cool);
  font-weight: 700;
}

.committee-stack {
  display: grid;
  gap: 1.2rem;
}

.committee-section + .committee-section {
  margin-top: 2.4rem;
}

.committee-role {
  display: grid;
  gap: 1rem;
}

.committee-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.committee-card {
  display: grid;
  gap: 0.16rem;
  padding: 0.95rem;
  border: 1px solid var(--ink);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.42), rgba(41, 86, 209, 0.05)), var(--paper-strong);
}

.table-wrap {
  overflow-x: auto;
  border: 1.5px solid var(--ink);
}

.data-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: var(--paper);
}

.data-table th,
.data-table td {
  padding: 1rem 1rem 1rem 1.05rem;
  vertical-align: top;
  border-bottom: 1px solid var(--ink);
}

.data-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--paper-muted);
}

.data-table p {
  margin: 0.35rem 0 0;
}

.schedule-day + .schedule-day {
  margin-top: 2.2rem;
}

.schedule-day__heading {
  margin-bottom: 1rem;
}

.faq-groups {
  gap: 2.5rem;
}

.faq-group {
  display: grid;
  gap: 1rem;
}

.faq-group__title {
  margin: 0;
  font-size: 1rem;
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.details-list {
  display: grid;
  gap: 0.8rem;
}

.faq-item {
  padding: 1.05rem 1.15rem;
}

.faq-item summary {
  list-style: none;
  font-weight: 700;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item[open] summary {
  margin-bottom: 0.75rem;
  color: var(--accent-cool);
}

.sponsor-card {
  grid-template-columns: minmax(170px, 0.78fr) minmax(0, 1fr);
  align-items: stretch;
  padding: 0;
  gap: 0;
  overflow: hidden;
}

.sponsor-card img {
  min-height: 100%;
  background: var(--paper-strong);
}

.sponsor-card:nth-child(2n + 1) .sponsor-card__content {
  background: linear-gradient(135deg, rgba(216, 91, 49, 0.12), rgba(255, 255, 255, 0.04));
}

.sponsor-card:nth-child(2n) .sponsor-card__content {
  background: linear-gradient(135deg, rgba(41, 86, 209, 0.11), rgba(255, 255, 255, 0.04));
}

.page-hero {
  padding: 2.1rem 0 1rem;
  background:
    linear-gradient(90deg, rgba(41, 86, 209, 0.08), rgba(216, 91, 49, 0.08) 42%, rgba(47, 133, 100, 0.06));
}

.page-hero__inner {
  grid-template-columns: minmax(10rem, 12rem) minmax(0, 1fr) minmax(220px, 0.45fr);
  align-items: start;
}

.page-hero__copy {
  display: grid;
  gap: 0.7rem;
  padding-top: 0.85rem;
  border-top: 2px solid var(--ink);
}

.page-hero__meta {
  align-self: start;
  display: grid;
  gap: 0.45rem;
}

.page-hero__meta p {
  margin: 0;
  color: var(--ink-soft);
}

.content-stack {
  display: grid;
  gap: 0;
  padding-bottom: 5rem;
}

.site-footer {
  margin-top: 5rem;
  padding: 2rem 0 3rem;
  border-top: 3px solid var(--ink);
  background:
    linear-gradient(135deg, rgba(18, 17, 13, 0.96), rgba(22, 31, 74, 0.94) 52%, rgba(24, 66, 53, 0.92));
  color: var(--paper-strong);
}

.footer-grid {
  grid-template-columns: minmax(0, 1.25fr) repeat(3, minmax(0, 1fr));
  gap: 1.3rem;
  align-items: start;
}

.footer-column {
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 250, 240, 0.28);
}

.footer-column h2 {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
}

.footer-column h3 {
  margin: 0 0 0.8rem;
  font-size: 0.95rem;
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer-column p {
  margin: 0.2rem 0;
}

.footer-links {
  display: grid;
  gap: 0.48rem;
}

.site-footer a,
.site-footer h3,
.site-footer .brand__text span {
  color: rgba(255, 250, 240, 0.82);
}

.empty-state {
  text-align: center;
}

@media (max-width: 1160px) {
  .hero__grid,
  .venue-card,
  .page-hero__inner,
  .split-layout {
    grid-template-columns: 1fr;
  }

  .page-hero__meta {
    max-width: 28rem;
  }
}

@media (max-width: 1040px) {
  .header-bar {
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: start;
  }

  .site-nav,
  .header-tools {
    display: none;
  }

  .menu-panel {
    display: block;
  }

  .section-heading,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .card-grid--tracks,
  .card-grid--contacts,
  .card-grid--registration,
  .card-grid--sponsors,
  .metric-strip,
  .stat-strip,
  .date-list,
  .committee-grid {
    grid-template-columns: 1fr 1fr;
  }

  .speaker-card,
  .sponsor-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  body::after {
    display: none;
  }

  .hero--home {
    padding-top: 2.1rem;
  }

  .hero__copy h1 {
    font-size: 3.7rem;
  }

  .card-grid--tracks,
  .card-grid--contacts,
  .card-grid--registration,
  .card-grid--sponsors,
  .metric-strip,
  .stat-strip,
  .date-list,
  .committee-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .table-wrap {
    overflow: visible;
    border: 0;
  }

  .data-table,
  .data-table thead,
  .data-table tbody,
  .data-table tr,
  .data-table th,
  .data-table td {
    display: block;
    width: 100%;
    min-width: 0;
  }

  .data-table thead {
    position: absolute;
    inset: auto auto auto -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
  }

  .data-table tr {
    margin-bottom: 1rem;
    border: 1.5px solid var(--ink);
    background: var(--paper);
  }

  .data-table td {
    border-bottom: 1px solid var(--ink);
  }

  .data-table td:last-child {
    border-bottom: 0;
  }

  .data-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 0.3rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }
}

@media print {
  .site-header,
  .site-footer,
  .cta-group,
  .menu-panel,
  .breadcrumbs {
    display: none !important;
  }

  body {
    background: #fff;
  }

  body::before,
  body::after {
    display: none;
  }

  .panel,
  .metric-card,
  .date-card,
  .announcement,
  .speaker-card,
  .registration-card,
  .sponsor-card,
  .contact-card,
  .committee-role,
  .faq-item,
  .empty-state,
  .page-hero__meta {
    background: #fff;
    border: 1px solid #000;
  }
}